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प्रश्न
How many electrons do inert gases have in their valence shells?
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उत्तर
All the noble or inert gases have 8 electrons in their valence shell except helium which has two electrons in its valence shell.
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संबंधित प्रश्न
Name the alkali metals, How many electron(s) they have in their outermost orbit.
Name the first three alkaline earth metals.
Write the reactions of the first three alkaline earth metals with dilute hydrochloric acid.
Write the electronic configuration of the first two alkaline earth metals.
Name the gas used in:
Bright colour advertising light works
Give reason:
Inert gases do not form compounds.
Write a short note on the following type of element –
alkali metals
‘The periodic table contains elements methodically grouped together’.
Name or state following with reference to the element of the first three periods of the periodic table.
An alkaline earth metal in period 3.
State the following:
The group whose elements are unreactive or inert.
